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Questions
votes newest views recent
 
2
votes
1
answer
107
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Question about 3-regular graphs with a restriction (also fullerene and four color theorem)

jan 29 at 7:57 gordon-royle 2,677●9●20

1
0
votes
1
answer
630
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Representations of regular maps (four color theorem)

jun 8 11 at 6:35 Mario Stefanutti 65●5

 
4
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2
answers
402
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Is there a formula to count how many different topological regular maps can be created with n faces (on a sphere)?

apr 29 11 at 18:00 Mario Stefanutti 65●5

 
2
votes
5
answers
644
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How many “different” colorings (excluding exchanges) exist for a given map (graph)?

dec 22 at 5:24 Thomas Zaslavsky 11●1